Magnetisation Grade: N38
Material: Neodymium-Iron-Boron (NdFeB)
Magnet ID: NT-504580-N38-E
Plating / Coating: Epoxy (Black/Gray)
Shape: Tube, Ring, Bar
Tube Magnet Size:
Tube Total Diameter (D): 50 mm
Tube Inner Diameter (d): 45 mm
Tube Total Height (H): 80 mm
Tolerance: ±0.05 mm
Magnetisation Direction: Axial / Radial
Residual Magnetic Flux Density (Br): 1220-1250 mT (12.2-12.5 kGs)
Energy Density (BH)max: 287-310 KJ/m³ (36-39 MGOe)
Coercivity Force (Hcb): ≥ 899 kA/m ( ≥ 11.3 kOe)
Intrinsic Coercivity Force (Hcj): ≥ 955 kA/m ( ≥ 12 kOe)
Maximum Operation Temperature: 80 °C
Delivery Time: 14-35 days
With a high coercivity, low temperature coefficient, low weightlessness, the highest coercivity (Hcj) ≥35KOe, the temperature coefficient aBr<-0.1% °C-1, bHcj<-0.45% °C -1, HAST test of low weightlessness corrosion resistant series (T series) (130 °C, 0.26MPa, 95% relative humidity), 20 days of weightlessness ≤ 2.0mg/cm2, they are widely used in DC motors, generator, and wind turbine.
Slat Spray Test: Nickel (NiCuNi): over 72 hours;
Epoxy: 72 hours;
Zinc: over 48 hours;
Grades: N35-N54, N30M-N52M, N30H-N50H, N30SH-N45SH, N28UH-N42UH, N26EH-N38EH, N28AH-N35AH
Manufacturing Technique: We adopt new Sintered Neodymium magnet techniques and equipment such as strip casting, HDDR technology.
High coercive force, max is over 35KOe,
(BH)max from 28 to 55MGOe,
Max working temperature up to 240°C;